LINUX

Linux was originally developed as a free operating system for intelX86-based personal computers. It has since been ported to more computer hardware platforms than any other operating system.It is a leading operating system on servers and other big iron systems such as mainframe and supercomputers. As of November 2014, 97% of the world's 500 fastest computers run some variant of Linux, including the top 80. Linux also runs on embedded, which are devices whose operating system is typically built into the firmware and is highly tailored to the system; this includes mobile phones, tablet computers, network routers, facility automation controls, televisions and videogame , the most widely used OS for tablets and smartphones, is built on top of the Linux kernel.